what do b12 injections do for your body Vitamin Explained: Benefits, Process & Results Vitamin B12 Injections: What You

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History [edit] Descriptions of deficiency effects [edit] Between 1849 and 1887, Thomas Addison described a case of pernicious anemia, William Osler and William Gardner first described a case of neuropathy, Hayem described large red cells in the peripheral blood in this condition, which he called "giant blood corpuscles" (now called macrocytes), Paul Ehrlich identified megaloblasts in the bone marrow, and Ludwig Lichtheim described a case of myelopathy

Common causes include: injecting air into the vial during mixing, shaking instead of gently swirling, or using non-sterile bacteriostatic water

Learn how vitamin B12 supports nerve function, which symptoms may signal a deficiency and whether B12 supplements or injections can improve memory,